This organ pumps blood throughout the body, delivering oxygen and nutrients to tissues.
What is the heart?
Animals that eat only plants are called this.
What are herbivores?
This gas makes your voice sound like a squeaky chipmunk when inhaled.
What is Helium?
Tides are caused by this celestial body.
What is the moon?
Bananas are slightly radioactive because they contain this element also found in nuclear reactors.
What is potassium?
This is the largest and strongest bone in the human body.
What is the femur?
This structure is what fish use to breathe under water
What are gills?
This part of the cell contains DNA
What is The Nucleus?
We live on this layer of earth.
What is The Crust?
This surprising animal can survive for weeks without its head before eventually dying.
What is a cockroach?
This part of the brain controls balance, coordination, and fine motor movement.
What is the cerebellum?
This biological process allows some animals to blend in with their surroundings to avoid predators or sneak up on prey.
What is camouflage?
These elements, found on the far right of the Periodic Table, are known for being unreactive.
What are noble gases?
What is Mars?
This chemical in hot peppers tricks your brain into thinking it’s burning even though there’s no actual heat.
What is capsaicin?
This dome-shaped muscle helps you breathe by contracting and relaxing to change lung volume.
What is the diaphragm?
This type of symbiotic relationship benefits both organisms involved — like bees pollinating flowers.
What is mutualism?
This organelle modifies, sorts, and ships proteins.
What the Golgi Apparatus?
This type of rock is formed from cooled lava.
What is Igneous rock?
This animal can survive being frozen and come back to life.
What is Tardigrade (Water Bear)?
The human skull is made up of this many bones fused together in adulthood.
What is 22?
This animal is known for spending 80% of its day sleeping.
What is a koala?
This bond links amino acids together
What is peptide bond?
Hot springs form when groundwater is heated by this source deep within Earth.
What is geothermal energy (or heat from magma)?
This is the only letter that does not appear in any element on the periodic table.
What is a 'J'?